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On this web site, we provide free downloads of some schematics, service manuals and owner's manual for high-fidelity audio equipment from Brazilian brands and others that are known worldwide.

You can also enjoy some DIY projects related to hifi audio. Just use the appropriate menu option above.

Schematics and service manuals of worldwide brands: Accuphase, ADC, Adcom, Advance Acoustic, Aiwa, Akai, Alesis, Alpine, Altec Lansing, Ampex, Arcam, Audio Research, Audio Technica, B&W, Band-Olufsen, Behringer, Blaupunkt, Bose, Bsr, Cabasse, Cambridge Audio, Carver, Crest Audio, Crown, DBX, Denon, Dual, Dynaco, Fisher, Focal, Garrard, Goldring, Grundig, Harman Kardon, Hitachi, Infinity, JBL, JVC, Kef, Kenwood, Klipsch, Krell, Lenco, Luxman, Marantz, Mark Levinson, McIntosh, NAD, Nakamichi, NEC, Nikko, Onkyo, Optonica, Phase Linear, Philips, Pioneer, Quad, Rane, Revox, Rotel, SAE, Sansui, Sanyo, Sharp, Sherwood, Shure, Sony, Studer, Tandberg, Tascam, Teac, Technics, Telefunken, Thorens, Toshiba and Yamaha.

Schematics and service manuals of Brazilian brands: CCE, Ciclotron, Cygnus, Exaudi, Gradiente Greynolds, Machine, Micrologic, Nashville and Quasar.